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# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
# #######################################################################
function Compare-CommonArgs {
$CMDArgs = $args[0]
# These aruments take precedence and call for no futher parsing of arguments
# invoke actual Spack entrypoint with that context and exit after
"--help", "-h", "--version", "-V" | ForEach-Object {
$arg_opt = $_
if(($CMDArgs) -and ([bool]($CMDArgs.Where({$_ -eq $arg_opt})))) {
return $true
}
}
return $false
}
function Read-SpackArgs {
$SpackCMD_params = @()
$SpackSubCommand = $NULL
$SpackSubCommandArgs = @()
$args_ = $args[0]
$args_ | ForEach-Object {
if (!$SpackSubCommand) {
if($_.SubString(0,1) -eq "-")
{
$SpackCMD_params += $_
}
else{
$SpackSubCommand = $_
}
}
else{
$SpackSubCommandArgs += $_
}
}
return $SpackCMD_params, $SpackSubCommand, $SpackSubCommandArgs
}
function Set-SpackEnv {
# This method is responsible
# for processing the return from $(spack <command>)
# which are returned as System.Object[]'s containing
# a list of env commands
# Invoke-Expression can only handle one command at a time
# so we iterate over the list to invoke the env modification
# expressions one at a time
foreach($envop in $args[0]){
Invoke-Expression $envop
}
}
function Invoke-SpackCD {
if (Compare-CommonArgs $SpackSubCommandArgs) {
python "$Env:SPACK_ROOT/bin/spack" cd -h
}
else {
$LOC = $(python "$Env:SPACK_ROOT/bin/spack" location $SpackSubCommandArgs)
if (($NULL -ne $LOC)){
if ( Test-Path -Path $LOC){
Set-Location $LOC
}
else{
exit 1
}
}
else {
exit 1
}
}
}
function Invoke-SpackEnv {
if (Compare-CommonArgs $SpackSubCommandArgs[0]) {
python "$Env:SPACK_ROOT/bin/spack" env -h
}
else {
$SubCommandSubCommand = $SpackSubCommandArgs[0]
$SubCommandSubCommandArgs = $SpackSubCommandArgs[1..$SpackSubCommandArgs.Count]
switch ($SubCommandSubCommand) {
"activate" {
if (Compare-CommonArgs $SubCommandSubCommandArgs) {
python "$Env:SPACK_ROOT/bin/spack" env activate $SubCommandSubCommandArgs
}
elseif ([bool]($SubCommandSubCommandArgs.Where({$_ -eq "--pwsh"}))) {
python "$Env:SPACK_ROOT/bin/spack" env activate $SubCommandSubCommandArgs
}
elseif (!$SubCommandSubCommandArgs) {
python "$Env:SPACK_ROOT/bin/spack" env activate $SubCommandSubCommandArgs
}
else {
$SpackEnv = $(python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params env activate "--pwsh" $SubCommandSubCommandArgs)
Set-SpackEnv $SpackEnv
}
}
"deactivate" {
if ([bool]($SubCommandSubCommandArgs.Where({$_ -eq "--pwsh"}))) {
python"$Env:SPACK_ROOT/bin/spack" env deactivate $SubCommandSubCommandArgs
}
elseif($SubCommandSubCommandArgs) {
python "$Env:SPACK_ROOT/bin/spack" env deactivate -h
}
else {
$SpackEnv = $(python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params env deactivate "--pwsh")
Set-SpackEnv $SpackEnv
}
}
default {python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params $SpackSubCommand $SpackSubCommandArgs}
}
}
}
function Invoke-SpackLoad {
if (Compare-CommonArgs $SpackSubCommandArgs) {
python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params $SpackSubCommand $SpackSubCommandArgs
}
elseif ([bool]($SpackSubCommandArgs.Where({($_ -eq "--pwsh") -or ($_ -eq "--list")}))) {
python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params $SpackSubCommand $SpackSubCommandArgs
}
else {
$SpackEnv = $(python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params $SpackSubCommand "--pwsh" $SpackSubCommandArgs)
Set-SpackEnv $SpackEnv
}
}
$SpackCMD_params, $SpackSubCommand, $SpackSubCommandArgs = Read-SpackArgs $args
if (Compare-CommonArgs $SpackCMD_params) {
python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params $SpackSubCommand $SpackSubCommandArgs
exit $LASTEXITCODE
}
# Process Spack commands with special conditions
# all other commands are piped directly to Spack
switch($SpackSubCommand)
{
"cd" {Invoke-SpackCD}
"env" {Invoke-SpackEnv}
"load" {Invoke-SpackLoad}
"unload" {Invoke-SpackLoad}
default {python "$Env:SPACK_ROOT/bin/spack" $SpackCMD_params $SpackSubCommand $SpackSubCommandArgs}
}
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